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Once a bus-stop information board will lose its efficacy Beyond a certain distance this kind of information board couldn’t offered any help for those users who lived far away from the stop , and this situation always make them miss the bus .
Therefore, a new type of information board Need to be created to improve the current situation
(this new kind of information board can make the users know busses actual arrival time more clear in those countries which busses always delay)
I Sheng Chen,